Brook Floater vs Lesser Sac-winged Bat

Alasmidonta varicosa compared with Saccopteryx leptura

Key Differences

• Brook Floater is Vulnerable while Lesser Sac-winged Bat is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Lesser Sac-winged Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (moluscos)	Chordata (cordados)
Class	Bivalvia (Bivalvia)	Mammalia (mamíferos)
Order	Unionida (Unionida)	Chiroptera (Bats)
Family	Unionidae	Emballonuridae
Genus	Alasmidonta	Saccopteryx
Species	Alasmidonta varicosa	Saccopteryx leptura

Evolutionary Relationship

Brook Floater and Lesser Sac-winged Bat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Lesser Sac-winged Bat

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Lesser Sac-winged Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Lesser Sac-winged Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.